Indoor pools just don't seem as inviting to me.

Here's what I've learned about eating healthy when you're busy: It's all about preparation. Make your snacks on Sunday, and you will be good to go until Thursday or so.

I have so much to learn when it comes to running. I just don't ever want it to feel like a chore. When I choose to sign up for a race or go out for a run, it's to make myself feel good, and I almost always do.

Thinking about your training should put a smile on your face. As cliche as it sounds, you are worth all the time and energy you've put in. Unleash your emotions with a cheer, or even a signature roar, after a tough workout.

The kids know what I'm doing when I exercise, and that's powerful. So don't just tell your kids to go play outside. Take a moment off your computer, put on your tennis shoes, hop outside and help them start their game and run off some energy.

Sports have always been a huge part of my life and my conversations. It is a thrill and an honor to be a part of this ground-breaking show. I am a competitor at heart, but a true sports fan to my core.

Tennis is interesting because the women are almost more popular than the men. In the U.S. Open, women even get exactly the same money as the men.